This best practices guidelines is a project deliverable to assist member economies in building randomness and unpredictability into aviation security policies and programs, and recalling best practices during the development and implementation process, in line with the 2020 Work Plan of the APEC Transportation Working Group. It includes participant feedback, lessons learned, references and resources that were shared and agreed by the participants, speakers, and experts of the project.

This document is structured as follows:

• The Executive Summary introduces the project concept and its approach to building randomness and unpredictability into AVSEC policies and programs in APEC.
• Section ‎1 outlines the project’s objectives and methodology, and describes the intended deliverables.
• Section 2 explores random and unpredictable policies and programs best practices from the Best Practices Guidelines, which is included in the Appendix.
• The Appendix complements the main document and outlines the Best Practices Guidelines.